2n=16 is in a primary spermatocyte which is in metaphase of first meiotic division. What shall be the total number of chromatids in each of the secondary spermatocyte?

Question

$\begin{array}{1 1} \text{a. 16} \\ \text{b. 24} \\ \text{c. 32} \\ \text{d. 8} \end{array} $